| 化学微发泡成型外观表面技术研究 |
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| 引用本文： | 徐以国,裘洲通,向良明,延伟华.化学微发泡成型外观表面技术研究[J].模具工业,2021(2):50-52,64. |
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| 作者姓名： | 徐以国 裘洲通 向良明 延伟华 |
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| 作者单位： | 泛亚汽车技术中心有限公司 |
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| 摘 要： | 从汽车内饰轻量化方向考虑,研究了化学微发泡技术,从成核和气泡长大阶段进行研究,通过特殊的柔性后退core-back工艺,在充模过程中控制气泡的变形和破裂以保证成型制品的表面质量,实现化学微发泡成型制品无外观缺陷、质量减轻20%以上的目的。
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| 关 键 词： | 微发泡 柔性后退 轻量化 免喷涂 注射模 |
Research on chemical microcellular foaming technology for surface appearance |
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| XU Yi-guo,QIU Zhou-tong,XIANG Liang-ming,YAN Wei-hua.Research on chemical microcellular foaming technology for surface appearance[J].Die & Mould Industry,2021(2):50-52,64. |
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| Authors: | XU Yi-guo QIU Zhou-tong XIANG Liang-ming YAN Wei-hua |
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| Affiliation: | (Pan Asia Technical Automotive Center Co.,Ltd.,Shanghai 201201,China) |
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| Abstract: | Consider from the lightweight of automobile trim,the chemical microcellular foaming technology was studied,and the stages of nucleation of bubble and growth of bubble were researched.By adopting the special core-back process,the surface quality of part was ensured through controlling the bubble deformation and burst in the filling process.Finally,excellent quality surface products were acquired with weight reduction above 20%. |
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| Keywords: | microcellular foaming core-back light weight free-spaying injection mould |
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